372400421667 has 8 divisors (see below), whose sum is σ = 522667258560. Its totient is φ = 235200266280.

The previous prime is 372400421651. The next prime is 372400421681. The reversal of 372400421667 is 766124004273.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 372400421667 - 2⁴ = 372400421651 is a prime.

It is not an unprimeable number, because it can be changed into a prime (372400221667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3266670309 + ... + 3266670422.

It is an arithmetic number, because the mean of its divisors is an integer number (65333407320).

Almost surely, 2^372400421667 is an apocalyptic number.

372400421667 is a deficient number, since it is larger than the sum of its proper divisors (150266836893).

372400421667 is a wasteful number, since it uses less digits than its factorization.

372400421667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6533340753.

The product of its (nonzero) digits is 338688, while the sum is 42.

The spelling of 372400421667 in words is "three hundred seventy-two billion, four hundred million, four hundred twenty-one thousand, six hundred sixty-seven".